Home / 70,280.32-105,433.28-33,344

Finding the Fourth Proportional to 70,280.32, 105,433.28 and 33,344

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Solution

The fourth proportional to 70,280.32, 105,433.28 and 33,344 is: 50,022.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,280.32 : 105,433.28 = 33,344 : x
  2. Step 2: Convert to fraction form
    70,280.32/105,433.28 = 33,344/x
  3. Step 3: Cross multiply
    70,280.32x = 105,433.28 × 33,344
  4. Step 4: Simplify right side
    70,280.32x = 3,515,567,288.32
  5. Step 5: Solve for x
    x = 3,515,567,288.32/70,280.32
  6. Step 6: Final answer
    x = 50,022.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.